TEXAS · WELLS · WEBB COUNTY · MALAKOFF - PETERSON LEASE · API 42-479-34650 · DISTRICT 04
Malakoff - Peterson #4
Webb County · San Idelfonso (Lobo) field · Temp Abandoned · Vertical
Malakoff - Peterson #4 (API 42-479-34650) is a well in Webb County operated by Columbus Energy LLC, completed October 4, 1994 and listed as temp abandoned on the RRC schedule, shut in April 1, 2007.
The RRC has issued one drilling permit, issued February 26, 1988, permitted to 6,800 ft.
It was permitted by Tdc Engineering, Inc. and has since transferred to Columbus Energy LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Lobo 1, Lobo 6.
Its lease has reported 1.66K barrels of oil and 318K mcf of gas since January 1993, with no volume in the three years through April 2026.
Operator of record
Permitted by TDC Engineering, Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 2, 2026
- Permits on file
- 51
- Phone
- (832) 432-8540
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Columbus Energy LLC |
| Production reports | Columbus Energy, LLCthrough Mar 2007 |
| Latest permit | TDC Engineering, Inc.Feb 26, 1988 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,800
- total depth, ft
- 1
- permits on file
- Feb 26, 1988
- last permit issued
- Oct 4, 1994
- completed
- 1.66K
- cumulative oil, bbl
- 318K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2007
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 4, 1994
- Shut in
- Apr 1, 2007
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Malakoff - Peterson G-4-127627 | San Idelfonso (Lobo) | Columbus Energy, LLC | 1 | 1.66K | 318K | Jan 1993 – Mar 2007 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1TDC Engineering, Inc.Jan 1993 → Feb 1993
- 2Sonat Exploration Company -TylerMar 1993 → Nov 1993
- 3Sonat Exploration Co. - HoustonDec 1993 → Oct 1998
- 4Cliffwood Production Co.Nov 1998 → Feb 2001
- 5Ocean Energy, Inc.Mar 2001 → Aug 2003
- 6Devon Louisiana CorporationSep 2003 → Apr 2005
- 7Legend Natural Gas II, LPMay 2005 → Dec 2006
- 8Houston Exploration Company, TheJan 2007 → Mar 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 343191-99 | Drill | TDC Engineering, Inc. | Feb 25, 1988 | Feb 26, 1988 | — | 7,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 4, 1994 | Malakoff - Peterson G-4-127627 | San Idelfonso (Lobo) | Columbus Energy LLC | Temp Abandoned · shut in Apr 1, 2007 | 6,800 |
Formation tops
As filed on W-2/G-1. Subsea from 396 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lobo 1 | 5,870 | -5,474 |
| Lobo 6 | 6,450 | -6,054 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,878 | 5,978 | Perforated |
| 6,011 | 6,148 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 528 | 12.25 | 250 S |
| 7 | 5,289 | 8.5 | 160 S |
| 4.5 | 6,792 | 6.125 | 180 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Dec 12, 1994 | Nov 17, 1994 | — |
| 00 | Aug 1, 1988 | Jul 18, 1988 | — |
| 00 | Jul 13, 1988 | — | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-479-34650 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34650 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/47934650, documented in the API reference.